Answers: 2
Mathematics, 21.06.2019 20:30
3.17 scores on stats final. below are final exam scores of 20 introductory statistics students. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 57, 66, 69, 71, 72, 73, 74, 77, 78, 78, 79, 79, 81, 81, 82, 83, 83, 88, 89, 94 (a) the mean score is 77.7 points. with a standard deviation of 8.44 points. use this information to determine if the scores approximately follow the 68-95-99.7% rule. (b) do these data appear to follow a normal distribution? explain your reasoning using the graphs provided below.
Answers: 1
Mathematics, 21.06.2019 22:30
What is the point of inflection for the function f(x)=2cos4x on the interval (0, pi/2)
Answers: 2
Mathematics, 22.06.2019 00:20
One file clerk can file 10 folders per minute. a second file clerk can file 11 folders per minute. how many minutes would the two clerks together take to file 672 folders?
Answers: 1
Mathematics, 22.06.2019 01:00
Suppose 38 lbs of coffee beans are required to produce 2 lbs of farmer's coffee. how many lbs of coffee beans are required to produce 309 lbs of farmer's coffee?
Answers: 1
Can someone help me out with y=10x-1...
Physics, 18.12.2020 20:50
Mathematics, 18.12.2020 20:50
Mathematics, 18.12.2020 20:50
Spanish, 18.12.2020 20:50
French, 18.12.2020 20:50
Mathematics, 18.12.2020 20:50
Mathematics, 18.12.2020 20:50
English, 18.12.2020 20:50